Product Details | RETAINING RING

5325-00-178-0530 A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. For items having internal prongs which perform the same function, see PUSH ON NUT. It is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. See also CLIP, RETAINING and PIN, LOCK. Excludes RING, CONNECTING, ROUND.

Part Alternates: MS166284125, MS16628-4125, 3101125SS2, 3101-125-SS2, 5101125H, 5101-125-H, 5325-00-178-0530, 00-178-0530, 5325001780530, 001780530

Hardware and Abrasives | Fastening Devices

Supply Group (FSG) NSN Assign. NIIN
53 26 FEB 1973 00-178-0530

Drawings & Photos | NSN 5325-00-178-0530


Demand History | NSN 5325-00-178-0530

Part Number Request Date QTY Origin
5325-00-178-0530 2010-06-158 55 DIBBS
5325-00-178-0530 2010-03-76 55 DIBBS
5325-00-178-0530 2010-02-46 35 DIBBS

Cross Reference | NSN 5325-00-178-0530

Part Number Cage Code Manufacturer
3101-125-SS2 07382 ROTOR CLIP COMPANY INC. DBA ROTOR CLAMP
3101-125-SS2 97464 TRUARC CO LLC
5101-125-H 07382 ROTOR CLIP COMPANY INC. DBA ROTOR CLAMP
5101-125-H 79136 TRUARC COMPANY LLC DBA WALDES TRUARC
MS16628-4125 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 5325-00-178-0530

Characteristic Specifications
MATERIAL STEEL, AMS 5520
SURFACE TREATMENT PASSIVATED, QQ-P-35
STRENGTH RATING NOT RATED
MATERIAL HARDNESS RATING 44.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM
CASEHARDENING INDICATOR NOT CASEHARDENED
RING STYLE A43 EXTERNAL BOWED
INSIDE DIAMETER 1.141 INCHES MINIMUM AND 1.166 INCHES MAXIMUM
END PLAY TAKEUP 0.020 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLE D4 RECTANGULAR
MAJOR THICKNESS 0.048 INCHES MINIMUM AND 0.054 INCHES MAXIMUM
USAGE DESIGN EXTERNAL
MANUFACTURERS CODE 81349
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS16628-4125

Restrictions/Controls & Freight Information | NSN 5325-00-178-0530

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 095190 HARDWARE, NOI SUB 9
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 713 unknown
Originating Activity Code KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5325-00-178-0530

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
A
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
A
EA : Each